<template>
    <div class="seller" ref="seller">
        <div class="seller-content">
            <div class="overview">
                <h1 class="title">{{ seller.name }}</h1>
                <div class="desc border-1px">
                    <star :size="36" :score="seller.score"></star>
                    <span class="text">({{ seller.ratingCount }})</span>
                    <span class="text">月售{{ seller.sellCount }}单</span>
                </div>
                <ul class="remark">
                    <li class="block">
                        <h2>起送价</h2>
                        <div class="content">
                            <span class="stress">{{ seller.minPrice }}</span>元
                        </div>
                    </li>
                    <li class="block">
                        <h2>商家配送</h2>
                        <div class="content">
                            <span class="stress">{{ seller.deliveryPrice }}</span>元
                        </div>
                    </li>
                    <li class="block">
                        <h2>平均配送时间</h2>
                        <div class="content">
                            <span class="stress">{{ seller.deliveryTime }}</span>分钟
                        </div>
                    </li>
                </ul>
                <div class="favorite" @click="toggleFavorite($event)">
                    <span class="icon-favorite" :class="{'active':favorite}"></span>
                    <span class="text">{{ favoriteText }}</span>
                </div>
            </div>
            <split></split>
            <div class="bulletin">
                <h1 class="title">公告与活动</h1>
                <div class="content-wrapper border-1px">
                    <p class="content">{{ seller.bulletin }}</p>
                </div>
                <ul v-if="seller.supports" class="supports">
                    <li class="support-item border-1px" v-for="(item,index) in seller.supports" :key="(item.id,index.id)">
                        <span class="icon" :class="classMap[seller.supports[index].type]"></span>
                        <span class="text">{{ seller.supports[item.type].description }}</span>
                    </li>
                </ul>
            </div>
            <split></split>
            <div class="pics">
                <h1 class="title">商家实景</h1>
                <div class="pic-wrapper" ref="picWrapper">
                    <ul class="pic-list" ref="piclist">
                        <li class="pic-item" v-for="pic in seller.pics" :key="pic.id">
                            <img :src="pic" width="120" height="90">
                        </li>
                    </ul>
                </div>
            </div>
            <split></split>
            <div class="info">
                <h1 class="title border-1px">商家信息</h1>
                <ul>
                    <li class="info-item border-1px" v-for="info in seller.infos" :key="info.id">{{ info }}</li>
                </ul>
            </div>
        </div>
    </div>
</template>

<script>
import BScroll from 'better-scroll'
import star from '../star/star.vue'
import split from '../split/split.vue'
import { saveToLocal,loadFromlLocal } from '../../common/js/store.js'
export default {
    props: {
        seller: {
            type: Object
        }
    },
    data() {
        return {
            favorite: (() =>{
                return loadFromlLocal(this.seller.id,'favorite',false)
            })()
        }
    },
    computed: {
        favoriteText(){
            return this.favorite ? '已收藏' :'收藏'
        }
    },
    created() {
        this.classMap = ['decrease','discount','special','invoice','guarantee']
    },
    mounted() {
        this._initScroll(),
        this._initPics()
    },
    watch: {
        'seller'(){
            this._initScroll(),
            this._initPics()
        }
    },
    methods: {
        _initScroll(){
           if(!this.scroll){
               this.$nextTick(() => {
                   this.scroll = new BScroll(this.$refs.seller,{
                    click: true
                })
               })
                
            }else{
                this.scroll.refresh()
            } 
        },
        _initPics(){
            if(this.seller.pics){
                var picWidth = 120
                var margin = 6
                var width = (picWidth + margin) * this.seller.pics.length - margin
                this.$refs.piclist.style.width = width + 'px'
                if(!this.picScroll){
                    this.$nextTick(() => {
                        this.picScroll = new BScroll(this.$refs.picWrapper,{
                            scrollX: true,
                            eventPassthrough: 'vertical'
                        })
                    })
                }else {
                    this.picScroll.refresh()
                }
            }
        },
        toggleFavorite(event){
            if(!event._constructed){
                return
            }
            this.favorite = !this.favorite
            saveToLocal(this.seller.id,'favorite',this.favorite)
        }
    },
    components: {
        'star': star,
        'split': split
    }
}
</script>

<style lang="stylus" rel="stylesheet/stylus">
@import '../../common/stylus/mixin.styl'
    .seller
        position: absolute
        top: 174px
        bottom: 0
        left: 0
        width: 100%
        overflow: hidden
        .overview
            padding: 18px
            position: relative
            .title
                margin-bottom: 8px
                line-height: 14px
                color: rgb(7,17,27)
                font-size: 14px
            .desc
                padding-bottom: 18px
                font-size: 0
                border-1px(rgba(7,17,27,0.1))
                .star
                    display: inline-block
                    vertical-align: top
                    margin-right: 8px
                .text
                    display: inline-block
                    vertical-align: top
                    margin-right: 12px
                    line-height: 18px
                    font-size: 10px
                    color: rgb(77,85,93)
            .remark
                display: flex
                padding-top: 18px
                .block
                    flex: 1
                    text-align: center
                    border-right: 1px solid rgba(7,17,27,0.1)
                    &:last-child
                        border: none 
                    h2
                        margin-bottom: 4px
                        line-height: 10px
                        font-size: 10px
                        color: rgb(147,153,159)
                    .content
                        line-height: 24px
                        font-size: 10px
                        color: rgb(7,17,27)
                        .stress
                            font-size: 24px
            .favorite
                position: absolute
                right: 18px
                top: 18px
                text-align: center
                .icon-favorite
                    display: block
                    margin-bottom: 4px
                    line-height: 24px
                    font-size: 24px
                    width: 50px
                    color: #d4d6d9
                    &.active
                        color: rgb(240,20,20)
                .text
                    line-height: 10px
                    font-size: 10px
                    color: rgb(77,85,93)
        .bulletin
            padding: 18px 18px 0 18px
            .title
               margin-bottom: 8px
               line-height: 14px
               color: rgb(7,17,27)
               font-size: 14px
            .content-wrapper 
                padding: 0 12px 16px 12px
                border-1px(rgba(7,17,27,0.1)) 
                .content
                    line-height: 24px
                    font-size: 12px
                    color: rgb(240,20,20)
            .supports
                .support-item
                    padding: 16px 12px
                    border-1px(rgba(7,17,27,0.1))
                    font-size: 0
                    &:last-child
                        border-none()
                    .icon
                        display: inline-block
                        width: 16px
                        height: 16px
                        vertical-align: top
                        margin-right: 6px
                        background-size: 16px 16px
                        background-repeat: no-repeat
                        &.decrease
                            bg-image('decrease_4')
                        &.discount
                            bg-image('discount_4')
                        &.guarantee
                            bg-image('guarantee_4')
                        &.invoice
                            bg-image('invoice_4')
                        &.special
                            bg-image('special_4')
                    .text
                        display: inline-block
                        line-height: 16px
                        font-size: 12px
                        color: rgb(7,17,27)
        .pics
            padding: 18px
            .title
                margin-bottom: 12px
                line-height: 14px
                color: rgb(7,17,27)
                font-size: 14px
            .pic-wrapper
                width: 100%
                overflow: hidden
                white-space: nowrap
                .pic-list
                    font-size: 0
                    .pic-item
                        display: inline-block
                        margin-right: 6px
                        width: 120px
                        height: 90px
                        &:last-child
                            margin-right: 0
        .info
            padding: 18px 18px 0 18px
            color: rgb(7,17,27)
            .title
                padding-bottom: 12px
                line-height: 14px
                border-1px(rgba(7,17,27,0.1))
                color: rgb(7,17,27)
                font-size: 14px
            .info-item
                padding: 16px 12px
                line-height: 16px
                border-1px(rgba(7,17,27,0.1))
                font-size: 12px
                &:last-child
                    border-none()
</style>